body {
    font-family: 'Microsoft YaHei';
}

.main {
    position: absolute;
    left: 0;
    right: 0;
    top: 128px;
    bottom: 55px;
    background-color: #f4f3f3;
    box-sizing: border-box;
    padding: 10px 0;
    overflow: hidden;
}

.talk_list {
    display: block;
}

.talk_list li {
    overflow: hidden;
    margin: 20px 0px 30px;
}

.talk_list .left_word img {
    float: left;
    margin-left: 20px;
}

.talk_list .left_word span {
    float: left;
    background-color: #fe9697;
    padding: 10px 15px;
    max-width: 372px;
    border-radius: 12px;
    font-size: 30px;
    color: #fff;
    margin-left: 13px;
    position: relative;
    line-height: 60px;
    box-sizing: border-box;
}

.talk_list .left_word span:before {
    content: '';
    position: absolute;
    left: -8px;
    top: 3px;
    width: 13px;
    height: 12px;
    background: url('../img/corner01.png') no-repeat;
}

.talk_list .right_word img {
    float: right;
    margin-right: 20px;
}

.talk_list .right_word span {
    float: right;
    background-color: #fff;
    padding: 10px 15px;
    max-width: 290px;
    border-radius: 12px;
    font-size: 30px;
    color: #000;
    margin-right: 13px;
    position: relative;
    line-height: 60px;
}

.talk_list .right_word span:before {
    content: '';
    position: absolute;
    right: -8px;
    top: 3px;
    width: 13px;
    height: 12px;
    background: url('../img/corner02.png') no-repeat;
}

.drag_bar {
    position: absolute;
    right: 0px;
    top: 0px;
    background-color: #fff;
    height: 100%;
    width: 6px;
    box-sizing: border-box;
    border-bottom: 1px solid #f4f3f3;
}

.drager {
    position: absolute;
    left: 0px;
    top: 0px;
    background-color: #cdcdcd;
    height: 100px;
    width: 6px;
    border-radius: 3px;
    cursor: pointer;
}